Cheapest one-way flights from San Francisco to Keflavik in June from 389€

Best time to book flights for San Francisco (SFO) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Keflavik (KEF) in June 2025 (see full year).

One-Way flights

07 Jun Alaska Airlines

Also check the deals for return flights from San Francisco to Keflavik in June.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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